Riss-Würm
noun
ˈriˈs|wərm,
|wu̇(ə)rm,
|vi(ə)rm,
G |vᵫrm
plural -s
: the third interglacial interval during the Pleistocene glaciation of Europe
Word History
Etymology
from the Riss river, a tributary of the Danube in southwestern Germany, and the Würm, a small stream of southern Bavaria, Germany